Finding the Fourth Proportional to 5,209,346.12, 7,816,683.84 and 2,479,977.44
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Solution
The fourth proportional to 5,209,346.12, 7,816,683.84 and 2,479,977.44 is: 3,721,234.71
Step by Step Solution
- Step 1: Write the proportion equation
5,209,346.12 : 7,816,683.84 = 2,479,977.44 : x - Step 2: Convert to fraction form
5,209,346.12/7,816,683.84 = 2,479,977.44/x - Step 3: Cross multiply
5,209,346.12x = 7,816,683.84 × 2,479,977.44 - Step 4: Simplify right side
5,209,346.12x = 19,385,199,578,812.57 - Step 5: Solve for x
x = 19,385,199,578,812.57/5,209,346.12 - Step 6: Final answer
x = 3,721,234.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.